Remove "sticky sidebar" JS in favor of CSS media queries

assets/js/_main.js

@@ -6,27 +6,6 @@ $(function() {
   // FitVids init
   $("#main").fitVids();
 
-  // Sticky sidebar
-  var stickySideBar = function() {
-    var show =
-      $(".author__urls-wrapper").find("button").length === 0
-        ? $(window).width() > 1024 // width should match $large Sass variable
-        : !$(".author__urls-wrapper").find("button").is(":visible");
-    if (show) {
-      // fix
-      $(".sidebar").addClass("sticky");
-    } else {
-      // unfix
-      $(".sidebar").removeClass("sticky");
-    }
-  };
-
-  stickySideBar();
-
-  $(window).resize(function() {
-    stickySideBar();
-  });
-
   // Follow menu drop down
   $(".author__urls-wrapper").find("button").on("click", function() {
     $(".author__urls").toggleClass("is--visible");